IP Library Granted Patent US 9,971,430
Granted Patent B2
US 9,971,430 · App. 14/636,110 · Granted May 15, 2018

Touch panel

Inventors: Pu-Hsin Chang (Taichung, TW); Jui-Hsing Li (Taoyuan, TW); Fucheng Chen (Xiamen, CN); Manyi Lin (Zhangzhou, CN); Pudi Hong (Xiamen, CN); Tsai-Kuai Wei (Hsinchu, TW); Xiaoxin Bai (Xiamen, CN); Caijin Ye (Xiamen, CN); Defa Wu (Jinjiang, CN)
Assignees: TPK Touch Systems (XIAMEN) Inc; TPK Touch Solutions (Xiamen) Inc
G06F3/041G06F2203/04103G06F2203/04113
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Quick Facts
Patent No.
US 9,971,430
App. No.
14/636,110
Granted
May 15, 2018
Kind
B2
Abstract

A touch panel comprises a sensing area, a periphery area, a plurality of wires and a plurality of bonding pads. The periphery area is disposed around the sensing area. The periphery area comprises a bonding area. The wires are disposed in the periphery area. The bonding pads are disposed in the bonding area and electrical connected to the wires correspondingly. Each of the bonding pads comprises at least a bending portion.

Claims (30)

1. A touch panel, comprising:

a sensing area;

a peripheral area disposed around the sensing area and comprising a bonding area;

a plurality of wires disposed in the peripheral area; and

a plurality of bonding pads, each having a penetrating axis penetrating the bonding pad, disposed in the bonding area, wherein:

each of the plurality of bonding pads is electrically connected to a corresponding wire of the plurality of wires, and

the penetrating axes of the bonding pads are inclined in reference to an edge line of the sensing area adjacent to the bonding area;

wherein an extension line of each of the plurality of wires and an edge line of the sensing area adjacent to the bonding area form an obtuse angle;

wherein an obtuse angle formed between the penetrating axes of the plurality of bonding pads and the edge line of the sensing area and the obtuse angle formed between the extension line of each of the plurality of wires and the edge line of the sensing area are substantially equal.

2. The touch panel of claim 1 , wherein each of the plurality of bonding pads comprises at least one bending portion.

3. The touch panel of claim 1 , wherein, for each of the plurality of bonding pads, a first part of the bonding pad is substantially symmetrical with a second part of the bonding pad.

4. The touch panel of claim 1 , further comprising:

a circuit board correspondingly attached to the plurality of bonding pads in the bonding area.

5. The touch panel of claim 1 , wherein at least one of the plurality of bonding pads comprises a curved portion.

6. The touch panel of claim 1 , wherein at least one of the plurality of the bonding pads comprises an inclined form.

7. A touch panel, comprising:

a sensing area;

a peripheral area disposed around the sensing area and comprising a bonding area;

a plurality of wires disposed in the peripheral area; and

a plurality of bonding pads, each having a penetrating axis penetrating the bonding pad, disposed in the bonding area, wherein:

each of the plurality of bonding pads is electrically connected to a corresponding wire of the plurality of wires, and

the penetrating axes of the bonding pads are inclined in reference to an edge line of the sensing area adjacent to the bonding area;

wherein an extension line of each of the plurality of wires and an edge line of the sensing area adjacent to the bonding area form an obtuse angle;

wherein an obtuse angle formed between the penetrating axes of the plurality of bonding pads and the edge line of the sensing area is different from the obtuse angle formed between the extension line of each of the plurality of wires and the edge line of the sensing area.

8. The touch panel of claim 7 , wherein each of the plurality of bonding pads comprises at least one bending portion.

9. The touch panel of claim 7 , wherein, for each of the plurality of bonding pads, a first part of the bonding pad is substantially symmetrical with a second part of the bonding pad.

10. The touch panel of claim 7 , further comprising:

a circuit board correspondingly attached to the plurality of bonding pads in the bonding area.

11. The touch panel of claim 7 , wherein at least one of the plurality of bonding pads comprises a curved portion.

12. The touch panel of claim 7 , wherein at least one of the plurality of the bonding pads comprises an inclined form.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 27, 2024
From: TPK TOUCH SYSTEMS (XIAMEN) INC.
To: TPK GLASS SOLUTIONS (XIAMEN) INC.
Reel/Frame 066572/0320 →
Priority Claims (1)
CN 2014 1 0079974 · Mar 6, 2014 · national
Continuity (1)
Related Publication 20150253888A1 · Sep 10, 2015